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Re: [PATCH v4 0/8] Introduce the microvm machine type
From: |
Sergio Lopez |
Subject: |
Re: [PATCH v4 0/8] Introduce the microvm machine type |
Date: |
Wed, 25 Sep 2019 10:10:32 +0200 |
User-agent: |
mu4e 1.2.0; emacs 26.2 |
David Hildenbrand <address@hidden> writes:
> On 24.09.19 14:44, Sergio Lopez wrote:
>> Microvm is a machine type inspired by both NEMU and Firecracker, and
>> constructed after the machine model implemented by the latter.
>>
>> It's main purpose is providing users a minimalist machine type free
>> from the burden of legacy compatibility, serving as a stepping stone
>> for future projects aiming at improving boot times, reducing the
>> attack surface and slimming down QEMU's footprint.
>>
>> The microvm machine type supports the following devices:
>>
>> - ISA bus
>> - i8259 PIC
>> - LAPIC (implicit if using KVM)
>> - IOAPIC (defaults to kernel_irqchip_split = true)
>> - i8254 PIT
>> - MC146818 RTC (optional)
>> - kvmclock (if using KVM)
>> - fw_cfg
>> - One ISA serial port (optional)
>> - Up to eight virtio-mmio devices (configured by the user)
>
> So I assume also no ACPI (CPU/memory hotplug), correct?
Correct.
> @Pankaj, I think it would make sense to make virtio-pmem play with
> virtio-mmio/microvm.
That would be great. I'm also looking forward for virtio-mem (and an
hypothetical virtio-cpu) to eventually gain hotplug capabilities in
microvm.
Thanks,
Sergio.
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Re: [PATCH v4 8/8] hw/i386: Introduce the microvm machine type, Michael S. Tsirkin, 2019/09/24
Re: [PATCH v4 0/8] Introduce the microvm machine type, Peter Maydell, 2019/09/24
Re: [PATCH v4 0/8] Introduce the microvm machine type, David Hildenbrand, 2019/09/25
- Re: [PATCH v4 0/8] Introduce the microvm machine type, Pankaj Gupta, 2019/09/25
- Re: [PATCH v4 0/8] Introduce the microvm machine type,
Sergio Lopez <=
- Re: [PATCH v4 0/8] Introduce the microvm machine type, Paolo Bonzini, 2019/09/25
- Re: [PATCH v4 0/8] Introduce the microvm machine type, Sergio Lopez, 2019/09/25
- Re: [PATCH v4 0/8] Introduce the microvm machine type, David Hildenbrand, 2019/09/25
- when to use virtio (was Re: [PATCH v4 0/8] Introduce the microvm machine type), Paolo Bonzini, 2019/09/25
- Re: when to use virtio (was Re: [PATCH v4 0/8] Introduce the microvm machine type), David Hildenbrand, 2019/09/25
- Re: when to use virtio (was Re: [PATCH v4 0/8] Introduce the microvm machine type), Paolo Bonzini, 2019/09/25
- Re: when to use virtio (was Re: [PATCH v4 0/8] Introduce the microvm machine type), David Hildenbrand, 2019/09/25
Re: [PATCH v4 0/8] Introduce the microvm machine type, Gerd Hoffmann, 2019/09/25